Microsoft Access runtime error 2455 when trying to access grandchildren forms from child form
问题 I have three forms in an Access 2003 database (developing in Access 2007) that sit in a parent -> child -> grandchild relationship. In the 'Form_Load' sub of the child form, I set some properties of the grandchild (form header, row source, and control logic). When I view the child form, everything works properly. When I view the parent form, I get the error: Run-time error '2455': You entered an expression that has an invalid reference to the property Form/Report. in reference to the line: Me